Mark Willis

Mark Willis has extensive experience in system administration and technical support within UNIX and Linux environments. Currently serving as a System Programmer at FIS since May 2017, Mark has previously held significant roles including Unix/Linux System Administrator at Brunel and System Administrator at Liberty Global. At Liberty Global, Mark contributed to the stability and availability of a large UNIX system environment, overseeing over 1000 servers and VMs. Earlier experience includes Unix System Administrator positions at Commerzbank AG, where responsibilities covered critical systems support, disaster recovery planning, and budget management. Mark began a career in system administration at DHL, further solidifying a strong foundation in IT infrastructure management.